package com.example.blogspring.config;

import com.example.blogspring.constant.Constants;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * @author : niu niu
 * @version : 1.0.0
 * @date : 2023/5/22 5:01
 */
@Component
public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        HttpSession session = request.getSession(false);
        if (session!=null && session.getAttribute(Constants.SESSION_USER_INFO)!=null){
            return true;
        }
        response.setStatus(401);
        return false;
    }
}
